123889272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20899}}^1$

素因数の和:20940

約数の個数: 64

約数和(自身を含む): 351120000

約数和(自身を除く): 227230728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 20899, 41798, 62697, 83596, 125394, 167192, 250788, 271687, 397081, 501576, 543374, 794162, 815061, 1086748, 1191243, 1588324, 1630122, 2173496, 2382486, 3176648, 3260244, 4764972, 5162053, 6520488, 9529944, 10324106, 15486159, 20648212, 30972318, 41296424, 61944636, 123889272]

約数ペア:

[(1, 123889272), (2, 61944636), (3, 41296424), (4, 30972318), (6, 20648212), (8, 15486159), (12, 10324106), (13, 9529944), (19, 6520488), (24, 5162053), (26, 4764972), (38, 3260244), (39, 3176648), (52, 2382486), (57, 2173496), (76, 1630122), (78, 1588324), (104, 1191243), (114, 1086748), (152, 815061), (156, 794162), (228, 543374), (247, 501576), (312, 397081), (456, 271687), (494, 250788), (741, 167192), (988, 125394), (1482, 83596), (1976, 62697), (2964, 41798), (5928, 20899)]